/*
 * Copyright (C) 2017-2019 Dremio Corporation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.dremio.exec.server;

import java.util.ArrayList;
import java.util.List;

import com.beust.jcommander.JCommander;
import com.beust.jcommander.Parameter;
import com.beust.jcommander.Parameters;

@Parameters(separators = "=")
public class StartupOptions {
  static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(StartupOptions.class);

  @Parameter(names={"-h", "--help"}, description="Provide description of usage.", help=true)
  private boolean help = false;

  @Parameter(names= {"-d", "--debug"}, description="Whether you want to run the program in debug mode.", required=false)
  private boolean debug = false;

  @Parameter(names= {"-c", "--config"}, description="Configuration file you want to load.  Defaults to loading 'sabot-override.conf' from the classpath.", required=false)
  private String configLocation = null;

  @Parameter
  private List<String> exccess = new ArrayList<>();

  public boolean isDebug() {
    return debug;
  }

  public String getConfigLocation() {
    return configLocation;
  }

  public List<String> getExccess() {
    return exccess;
  }

  public static StartupOptions parse(String[] cliArgs) {
    logger.debug("Parsing arguments.");
    StartupOptions args = new StartupOptions();
    JCommander jc = new JCommander(args, cliArgs);
    if(args.help){
      jc.usage();
      System.exit(0);
    }
    return args;
  }

}
